MBA Exam

FInd A such that 888888...888A9999999..999999 is divisible by 7 , where both 8 and 9 are 50 times ?

1) 3
2) 5
3) 7
4) 1

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MBA Other Question
If aabb is the perfect square of pq . what is the relation between pq and what is teh perfect square

A number when added to its sum of digits 2001 is obtained.How many such numbers exists ?Guys this was the question in my CAT 2011 exam.

1) 0
2) 1
3) 2
4) 3